Home / 20,161,253.15-30,241,879.73-5,015,184.65

Finding the Fourth Proportional to 20,161,253.15, 30,241,879.73 and 5,015,184.65

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Solution

The fourth proportional to 20,161,253.15, 30,241,879.73 and 5,015,184.65 is: 7,522,776.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,161,253.15 : 30,241,879.73 = 5,015,184.65 : x
  2. Step 2: Convert to fraction form
    20,161,253.15/30,241,879.73 = 5,015,184.65/x
  3. Step 3: Cross multiply
    20,161,253.15x = 30,241,879.73 × 5,015,184.65
  4. Step 4: Simplify right side
    20,161,253.15x = 151,668,611,009,042.16
  5. Step 5: Solve for x
    x = 151,668,611,009,042.16/20,161,253.15
  6. Step 6: Final answer
    x = 7,522,776.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.